Kelzan Trademarks

KELZAN
CARBOHYDRATE GUMS FOR USE IN PAINTS
Expired  ·  April 4, 1966  ·  72242613  · 
KELZAN
Water-Soluble Gum Product
Registered  ·  August 8, 1961  ·  72125605  · 
kelzan
KELZAN XC
VISCOUS-MODIFYING AGENT FOR USE IN OIL WELL DRILLING
Cancelled  ·  February 13, 1976  ·  73077096  · 
KELZAN XCD
viscous-modifying agent for use in oil well drilling
Cancelled  ·  July 16, 1990  ·  74078731  · 
KELZAN XCD
Viscous-Modifying Agent for Use in Oil Well Drilling
Cancelled  ·  October 29, 1982  ·  73401199  ·